阅读说明：本技术 一种窑变釉面釉及其制备方法、瓷器 (Transmutation glaze overglaze, preparation method thereof and porcelain ) 是由 吴作明 吴岱迅 许腾 曾利鹏 蔡钊杰 于 2020-05-26 设计创作，主要内容包括：本发明公开了一种窑变釉面釉,所述面釉的组分及各组分的质量百分比为：熔块70%~75%、高岭土5%~8%、氧化锌4.5%~6.5%、碳酸钡1.2%~2.5%、钛白粉4.5%~6%、骨粉2.5%~4.5%、三氧化二铁1%~2%、氧化钴1%~2%。本发明还公开了一种窑变釉面釉制备方法、瓷器。一种窑变釉面釉及其制备方法、瓷器,本窑变釉面釉生产工艺简单,对环境污染少。采用独特的面釉配方,通过各组分及其含量相互配合、共同作用,面釉表面透明光滑、釉浆性能好,烧成性能好；本面釉瓷器制品装饰效果好,釉面细腻,质感良好。本发明适用于陶瓷技术领域。(The invention discloses a transmutation glaze overglaze, which comprises the following components in percentage by mass: 70-75% of frit, 5-8% of kaolin, 4.5-6.5% of zinc oxide, 1.2-2.5% of barium carbonate, 4.5-6% of titanium dioxide, 2.5-4.5% of bone meal, 1-2% of ferric oxide and 1-2% of cobalt oxide. The invention also discloses a preparation method of the transmutation glaze and porcelain. The transmutation glaze surface glaze and the preparation method thereof and the porcelain have the advantages of simple production process and less environmental pollution. By adopting a unique overglaze formula and through mutual matching and combined action of the components and the contents thereof, the overglaze has a transparent and smooth surface, good glaze slip performance and good firing performance; the overglaze porcelain product has good decorative effect, fine glaze surface and good texture. The invention is suitable for the technical field of ceramics.)

1. The transmutation glaze overglaze is characterized by comprising the following components in percentage by mass: 70-75% of frit, 5-8% of kaolin, 4.5-6.5% of zinc oxide, 1.2-2.5% of barium carbonate, 4.5-6% of titanium dioxide, 2.5-4.5% of bone meal, 1-2% of ferric oxide and 1-2% of cobalt oxide.

2. The transmutation glaze overglaze according to claim 1, wherein the overglaze mainly comprises the following chemical components in percentage by weight: SiO2, Al2O3, B2O3, Na2O, ZnO, TiO2, CaO, BaO, Fe2O3, Co3O4 and P2O5, wherein the overglaze comprises the following main chemical components in percentage by weight: 245-50% of SiO, 78-12% of Al2O 39, 38-11% of B2O, 2O 7-9% of Na2, 4.5-6.5% of ZnO, 24.5-6% of TiO24, 2.2-3.8% of CaO, 1.2-2.5% of BaO, 31-2% of Fe2O, 25-2% of Co3O 41 and 51-2% of P2O.

3. The transmutation glaze overglaze according to claim 2, wherein the overglaze mainly comprises the following chemical components: SiO2, Al2O3, B2O3, Na2O, ZnO, TiO2, CaO, BaO, Fe2O3, Co3O4 and P2O5, wherein the overglaze comprises the following main chemical components in percentage by weight: SiO248.44%, Al2O311.01%, B2O310.09%, Na2O 8.01.01%, ZnO 5.49%, TiO25.22%, CaO 3.02%, BaO 1.99%, Fe2O31.46%, Co3O41.40%, P2O51.10%.

4. A method for preparing a transmutation glaze, for preparing a transmutation glaze cover glaze according to any one of claims 1 to 3, comprising the steps of:

proportioning and weighing: proportioning and weighing the glaze raw material according to the formula;

ball milling of raw materials: putting the prepared overglaze raw material into a ball mill, and carrying out wet ball milling to prepare overglaze slip;

and (3) detection fineness: detecting whether the fineness of the overglaze slip reaches the fineness threshold of the overglaze slip;

sieving: and sieving the overglaze slip to obtain the overglaze material.

5. The method for preparing a transmutation glaze according to claim 4, wherein the raw material ball milling step specifically comprises the following steps: and (3) putting the prepared overglaze raw material into a ball mill, and carrying out wet ball milling for 16-18 hours to prepare overglaze slip.

6. The method for preparing a transmutation glaze according to claim 4 or 5, characterized in that the fineness threshold of the overglaze slip is 300-325 meshes.

7. The method for preparing a transmutation glaze according to claim 6, wherein the sieving step specifically comprises the following steps: and (3) screening the overglaze glaze slip by a mesh screen of 300-325 meshes until the screen residue is less than 0.2 percent to obtain the overglaze material.

8. The method for preparing a transmutation glaze according to claim 7, wherein the concentration of the glaze is 70-75%.

9. A transmutation glazed porcelain comprising a body and a transmutation glazed glaze as claimed in any one of claims 1 to 3.

Technical Field

The invention relates to the technical field of ceramics, in particular to a transmutation glaze, a preparation method thereof and porcelain.

Background

The overglaze is a layer of porcelain glaze which covers the surface or the ground glaze of the product in the manufacturing process of the ceramic product, has the functions of corrosion resistance, product decoration effect enhancement and the like. At present, overglaze in production is various, for example, requirements of ceramic chips in the prior art on frits in a glazing process are different, performances of glazes are different, and glazing amount must have a certain thickness, when a product is applied by using a traditional raw glaze, the thermal stability is poor, chromatic aberration is easy to generate, the product is easy to deform, the application range is small, the high-temperature fluidity is poor, the glaze surface is rough, the antifouling performance is not good enough, the yield is low, and the like, and in addition, the transparency, the smoothness and the like of the product still need to be further improved.

Disclosure of Invention

The present invention is intended to solve the technical problems described in the related description to a certain extent. Therefore, the invention aims to provide the transmutation glaze surface glaze, the preparation method thereof and the porcelain, wherein the surface glaze surface is transparent and smooth, the glaze slip performance is good, and the firing performance is good.

In order to achieve the above object, in a first aspect, the invention provides a transmutation glaze overglaze, which comprises the following components in percentage by mass: 70-75% of frit, 5-8% of kaolin, 4.5-6.5% of zinc oxide, 1.2-2.5% of barium carbonate, 4.5-6% of titanium dioxide, 2.5-4.5% of bone meal, 1-2% of ferric oxide and 1-2% of cobalt oxide.

As a further improvement of the scheme, the main chemical components of the overglaze comprise: SiO2₂、Al₂O₃、B₂O₃、Na₂O、ZnO、TiO₂、CaO、BaO、Fe₂O₃、Co₃O₄、P₂O₅The overglaze comprises the following main chemical components in percentage by weight: SiO2₂45%~50%、Al₂O₃9%~12%、B₂O₃8%~11%、Na₂O 7%~9%、ZnO 4.5%~6.5%、TiO₂4.5%~6%、CaO 2.2%~3.8%、BaO 1.2%~2.5%、Fe₂O₃1%~2%、Co₃O₄1%~2%、P₂O₅1%~2%。

As a further improvement of the scheme, the main chemical components of the overglaze comprise: SiO2₂、Al₂O₃、B₂O₃、Na₂O、ZnO、TiO₂、CaO、BaO、Fe₂O₃、Co₃O₄、P₂O₅The overglaze comprises the following main chemical components in percentage by weight: SiO2₂48.44%、Al₂O3 11.01%、B₂O₃10.09%、Na₂O 8.01%、ZnO 5.49%、TiO₂5.22%、CaO 3.02%、BaO1.99%、Fe₂O₃1.46%、Co₃O₄1.40%、P₂O₅1.10%。

In a second aspect, the present invention also provides a method for preparing a transmutation glaze cover glaze, for preparing the transmutation glaze cover glaze described in the first aspect, the method comprising the steps of:

proportioning and weighing: proportioning and weighing the glaze raw material according to the formula;

ball milling of raw materials: putting the prepared overglaze raw material into a ball mill, and carrying out wet ball milling to prepare overglaze slip;

and (3) detection fineness: detecting whether the fineness of the overglaze slip reaches the fineness threshold of the overglaze slip;

sieving: and sieving the overglaze slip to obtain the overglaze material.

As a further improvement of the above scheme, the raw material ball milling step specifically comprises: and (3) putting the prepared overglaze raw material into a ball mill, and carrying out wet ball milling for 16-18 hours to prepare overglaze slip.

As a further improvement of the scheme, the fineness threshold of the overglaze slip is 300-325 meshes.

As a further improvement of the above scheme, the sieving step specifically comprises: and (3) screening the overglaze glaze slip by a mesh screen of 300-325 meshes until the screen residue is less than 0.2 percent to obtain the overglaze material.

As a further improvement of the scheme, the concentration of the overglaze glaze material is 70% -75%.

In a third aspect, the present invention also provides a transmutation glazed porcelain comprising a body and a transmutation glazed glaze as described in the first aspect.

The transmutation glaze surface glaze, the preparation method thereof and the porcelain provided by the invention have the advantages of simple production process and less environmental pollution. By adopting a unique overglaze formula and through mutual matching and combined action of the components and the contents thereof, the overglaze has a transparent and smooth surface, good glaze slip performance and good firing performance; the overglaze porcelain product has good decorative effect, fine glaze surface and good texture.

Detailed Description

The present invention is specifically described below with reference to examples in order to facilitate understanding of the present invention by those skilled in the art. It should be particularly noted that the examples are given solely for the purpose of illustration and are not to be construed as limitations on the scope of the invention, as non-essential improvements and modifications to the invention may occur to those skilled in the art, which fall within the scope of the invention as defined by the appended claims. Meanwhile, the raw materials mentioned below are not specified in detail and are all commercial products; the process steps or preparation methods not mentioned in detail are all process steps or preparation methods known to the person skilled in the art.